Patents by Inventor Chong Wei Zhang

Chong Wei Zhang has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Composite particles based on mineral UV-screening agent and perlite; cosmetic or dermatological compositions containing the same
    Patent number: 10596083
    Abstract: The present invention relates to novel composite particles based on mineral UV-screening agent and perlite. The present invention also relates to a composition comprising, in a cosmetically acceptable medium, at least composite particles for screening out UV radiation, based on mineral UV-screening agent and perlite. The invention also relates to a cosmetic process for caring for and/or making up human keratin materials, especially bodily or facial skin or the hair, comprising at least the application, to the surface of the keratin material, of at least one composition as defined previously. The invention also relates to a non-therapeutic cosmetic process for limiting the darkening of the skin and/or improving the colour and/or uniformity of the complexion, comprising the application, to the surface of the keratin material, of at least one composition as defined previously.
    Type: Grant
    Filed: May 23, 2014
    Date of Patent: March 24, 2020
    Assignee: L'OREAL
    Inventors: Yasuko Nagamatsu, Didier Candau, Benjamin Keufer, Chong Wei Zhang
  • COMPOSITE PARTICLES BASED ON MINERAL UV-SCREENING AGENT AND PERLITE; COSMETIC OR DERMATOLOGICAL COMPOSITIONS CONTAINING THE SAME
    Publication number: 20160106642
    Abstract: The present invention relates to novel composite particles based on mineral UV-screening agent and perlite. The present invention also relates to a composition comprising, in a cosmetically acceptable medium, at least composite particles for screening out UV radiation, based on mineral UV-screening agent and perlite. The invention also relates to a cosmetic process for caring for and/or making up human keratin materials, especially bodily or facial skin or the hair, comprising at least the application, to the surface of the keratin material, of at least one composition as defined previously. The invention also relates to a non-therapeutic cosmetic process for limiting the darkening of the skin and/or improving the colour and/or uniformity of the complexion, comprising the application, to the surface of the keratin material, of at least one composition as defined previously.
    Type: Application
    Filed: May 23, 2014
    Publication date: April 21, 2016
    Inventors: Yasuko Nagamatsu, Didier Candau, Benjamin Keufer, Chong Wei Zhang